Abstract: A flexible sheet material shaped article comprises a thermoplastic material having a plurality of spaced breathing apertures extending through the thickness thereof, each breathing aperture filled with a porous fibrous material. The flexible sheet material shaped article is formed by utilizing a vertical mold, and hanging a plurality of spaced strands of porous fibrous material from the top of the mold. The mold has a plan or cross-sectional shape corresponding to the shape of the article being provided. The mold is then filled with liquid thermoplastic material, and after cooling a slab of thermoplastic material with strands of fibrous material is produced. The slab is then sliced in a dimension perpendicular to the dimension in which the strands extend, and to the desired thickness to provide the flexible sheet material shaped article.

Abstract: A garment pocket construction comprising a normally open pocket into which objects are placed, an adjacent normally closed pocket, and a pouch connected to both pockets, the normally open pocket communicating with the pouch through a small opening through which small objects placed in the normally open pocket drop into the pouch, the normally closed pocket being open to the pouch for retrieval of the small objects dropped into the pouch. The normally closed pocket is provided with a closure which is opened to gain access to the pouch through said normally closed pocket.

Abstract: An ankle joint enabling an amputee to walk more naturally with better balance and security in which an ankle or like joint is constructed with broad circumferential surfaces so that it will resemble the action of the human ankle when walking. The ankle joint is composed of one cup-shaped member attached to the bottom of the leg sliding over another cup-shaped member attached to the top of a foot. A third cup-shaped member fits over the first cup-shaped member and a bolt extends through the foot and the cup-shaped members to secure them in assembled relation. Lateral sides of the cups are essentially vertically straight preventing any rotary movement about a vertical axis and the bolt has a pivot joint enabling lateral movement of the foot about a front to rear axis. A resilient cushion is mounted on the upper end of the bolt and engages a cavity in the lower end of the leg to cushion and control the articulate movement of the foot in relation to the leg.

Abstract: The bioconverter includes a collecting vessel having a plurality of stirring shafts rotatably mounted therein, each of which is driven by a separate electric motor. Adjacent shafts operate in opposite directions and stirring arms are oriented relative to each shaft moving the carrier mixture within the vessel which is in close proximity to a shaft in opposite directions along adjacent shafts. A moisture sensing device is adapted to be located below the level of the carrier mixture within the vessel for sensing the percentage moisture content of the mixture and waste material added thereto. A first fan is provided for exhausting the air from the vessel and a second fan is provided for moving the air over the surface of the mixture within the vessel. A first heating coil is located on the bottom of the vessel for heating the mixture within the vessel, and a second heating coil is provided adjacent the second fan for heating the air which is blown over the upper surface of the mixture within the vessel.

Abstract: A flush and refill device for use with a tank having an outlet and a means for refilling the tank with the liquid. The device includes a pair of floats and a guide means for guiding the floats for vertical movement. One of the floats serves as a valve for the tank outlet and the float controls operation of the refilling means.

Abstract: A flush valve for use with a toilet tank assembly having a flush outlet surrounded by a valve seat, an overflow pipe, and a lift arm movable to initiate flow through the valve seat includes a one piece integral body of molded plastic material. The valve body includes a float fabricated on one end that is aligned with the valve seat to control flow therethrough. An integral beam is fabricated at another end of the body. The float and beam are interconnected by planar portions of the body. A mounting collar is also integrally formed on another planar portion of the body extending from the beam to the collar. The collar may be mounted on the overflow pipe to secure the valve to the toilet tank assembly. An elongated lift strap integrally fabricated with the body extends from the float member and includes a tooth structure for attachment to the lift arm.

Abstract: An insertable weir structure for a water closet includes a cylindrical valve, with an opening thru the cylinder perpendicular to and passing thru its axis; rotatable and externally controlled such that in one position it permits the liquid wastes to pass thru a passageway in the weir of the water closet and when rotated approximately 90.degree. completely closes the passageway in the weir forcing flushed material to follow the conventional path over the top of the weir.

Abstract: A control assembly for an adjustable bed includes push-button devices for selectively engaging associated clutches. A single device may be actuated to engage a single clutch. Alternatively, a plurality of devices may be actuated simultaneously to engage a plurality of clutches. As any one or more buttons is pushed, a slide bar sequentially releases all devices and latches those for which buttons are pushed to the clutch-actuating position. A single crank provides torque for a transmission thereby clutched to lift screws.

Abstract: A baby bed includes front and rear frames (2, 3), a hammock (4) suspended from the front and rear frames (2, 3), front and rear legs (5, 6), and base blocks (7, 8) adapted to rotatably support the front and rear frames (2, 3) and the front and rear legs (5, 6). Brackets (13, 15) are rotatably attached to the front and rear legs (5, 6), respectively, and the brackets (13, 15) are rotatably connected by a guide pin (16) vertically movable along a guide slot (17) formed in at least one of the base blocks (7, 8). The front and rear frames (2, 3) are connected to the front and rear brackets (13, 15) through links (19, 23), respectively. A handle (26) having a locking recess (26c) is rotatably connected to the guide pin (16). When the locking recess (26c) is engaged by the engaging pin (27) fixed to the base block (7 ), upward movement of the guide pin (16) is prevented, whereby the baby bed is locked in its open state.

Abstract: A foam washing method which comprises forming a large amount of foams by blowing a gas through a concentrated aqueous solution of a detergent, and thereafter bringing said foams into contact with soiled textile goods to separate and remove dirts adhered to fibers of said textile goods.

Abstract: In a pass-through washing machine, use is made of three-minute rinse cycles. Accordingly, only two chambers are required for four rinsing stages during two wash cycles. The warm first rinse water of the pre-heated, pre-washed laundry is mixed to save time and energy required to heat the liquid mixture. The pass-through washing machine can thus be constructed in a compact form on a frame.

Abstract: In a pulling over and toe lasting machine the construction of the gripper assemblies (12) and their mountings is simplified firstly to enable the assemblies to be standardized and secondly, by means of a simple manual operation, readily to be located and oriented in relation to the shoe support means (10) in accordance with the shoe style to be operated upon. Furthermore, the most heelwardly disposed gripper assemblies (No. 2 gripper assemblies) are mounted each on a slide-way inclined at about 17.degree. to the longitudinal center line of the machine, and a single mechanism firstly allows their positions along the slide-ways to be simultaneously adjusted and secondly, by means of a fluid pressure operated piston-and-cylinder arrangement, allows them to effect a heelward pull on an upper gripped thereby.

Abstract: An egg washing means including a plurality of cylindrical brushes being mounted with complete freedom of rotational movement and in being driven axially for lateral movement across a conveyor which carries eggs therebelow. The eggs are washed by cleaning fluid being sprayed upon the brushes which then contacts the egg surfaces for cleaning thereof. Spacing between the brushes is small enough that two adjacent brushes will contact the same egg at the same time causing a scrubbing-type action. Each cylindrical brush is mounted upon a rod which is driven for lateral movement across the path of egg movement by a cam attached with respect to the end of the rod. The end of the rod includes a cam follower having a generally U-shaped yoke member with a roller mounted therein. The roller contacts the cam face and follows the profile and lobe of the cam causing lateral movement of the cylindrical brushes.

Abstract: A portable polisher is provided for surface preparation or for surface repair of substrates such as sheet aluminum. The polisher is particularly well suited for restoring the polished finish of aluminum aircraft skin that has been dulled by normal use and to repair blemishes on polished aluminum that occur during handling and fabrication. This apparatus includes elongated polishing rolls that are driven by a motor in conjunction with a suitable counter-rotating drive arrangement such that one polishing roll rotates in a clockwise direction about its elongated axis and another polishing roll rotates in a counterclockwise direction about its elongated axis. The apparatus may also include features for counter-oscillating the polishing rolls about their respective longitudinal axes.

Abstract: A gun cleaner comprises a rod and a patch associated therewith. The rod is an elongated member for extending through a gun barrel and has an outboard terminal of enlarged diameter. The enlarged terminal has a midsection with flattened opposite sides defining depressions extending inboard of the terminal surface and a through patch-receiving opening extending through the midsection. The patch is of a flexible member and has slits on opposite sides which extend inwardly toward the center for facilitating the extending of the patch through the patch-receiving opening in the midsection for the outward flaring of the sides of the patch at opposite sides of the rod.

Abstract: The present invention relates to a broom handle holding attachment that is designed to be attached transversely across an elongated bristle holder of an industrial type broom. The broom handle holding attachment is designed to receive a broom handle and is further designed to clamp transversely across an elongated bristle holder. To secure the broom handle holding attachment across the bristle, the same is provided with an over-center latching mechanism that is interconnected between two arm assemblies. The arm assemblies are adapted to attach across opposite sides of said bristle holder and by actuating the over-center latching mechanism, the arm assemblies are securely fastened transversely across the bristle holder.

Abstract: This invention is directed to a surface cleaning and coatings applicator tool having a flexible deformable and reformable metal core encapsulated in thin sheets of plastic. These materials of composition give this tool the ability to clean or coat hard to reach surfaces without scratching or marring surfaces adjacent to those being cleaned or coated.

Abstract: A vacuum cleaner structure arranged to provide front edge cleaning fully to the intersection of a floor surface and an upright wall surface by a forward movement of the vacuum cleaner nozzle thereto. The vacuum cleaner structure includes a front wall of the nozzle having openings and associated structure for selectively closing the openings when the nozzle is spaced remotely from the upright wall surface and automatically causing the openings to be opened when the nozzle front wall is closely juxtaposed to the upright wall surface. The closure member, in the illustrated embodiment is pivotally mounted to the front wall and movement thereof is effected by an actuator sensor button slidably mounted in the front wall to overcome the gravity biasing and suction biasing of the closure member to the closed position, as an incident of the front wall of the nozzle being juxtaposed to the upright wall surface.

Abstract: The assembly includes a shaft having its opposite ends threaded in opposite directions. This shaft is passed through a hole in a door to which door pulls are to be mounted. First and second door pulls have oppositely threaded openings for receiving the ends of the shaft. A finished disc member having a central aperture is on the shaft and includes a pin extending into a key way on the shaft so that the shaft can be rotated by rotating the disc to draw the pulls together and thereby sandwich the opening of the door between the pulls. A finished appearance thus results.

Abstract: An adjustable knob assembly for operating a gas valve includes a rotatable knob affixable to the shaft of the gas valve and having a hub with an axially extending ridge. An annular pointer is angularly displaceably affixed to the hub and has opposed sets of adjacent grooves selectively alignable to engage the ridge on the hub, to permit angular displacement of the pointer with respect to the shaft.

Abstract: Furniture hinge (10) in the form of a four-joint hinge whose door-related part constructed as a recess-mounting cup (12) is pivotingly coupled by a four-joint mechanism formed by two hinge links (14;16) to a carcass-related hinge part which can be fastened to the carcass of a cabinet. One of the hinge links (14) is wider than the other hinge link (16) and, in the area between its ends, the wider hinge link (14) has an opening (38) whose width is equal to or greater than the width of the narrower hinge link (16). Therefore, when the hinge is in the open state, a portion between the ends of the narrower hinge link (16) can enter into the opening (38) in the wider hinge link (14), so that a larger opening angle is achieved than in the case of conventional four-joint hinges.

Abstract: A carding engine having a rotatable hollow carding cylinder (5). The inner surface of the cylinder is formed with a fluid-conveying pathway (18 to 21) in a pattern such that fluid circulated through the pathway will maintain the surface temperature of the cylinder substantially uniform. Means are provided for circulating fluid through the pathway in such a way that during operation the pathway is maintained full of fluid.

Abstract: An apparatus for forming a lap from fiber tufts has a generally vertically oriented feed chute having upper and lower ends; a mechanism disposed at the upper end for introducing fiber tufts into the feed chute; a mechanism at the lower end for discharging a lap from the feed chute; a mechanism for maintaining, in the feed chute, an air stream flowing downwardly in the direction of the lower end; and apertured separating walls bounding the feed chute along a vertical length portion thereof for providing an exit for the air stream from the feed chute. Each separating wall has a plurality of parallel-spaced, vertically extending slots and webs in an alternating sequence. The separating walls are in a parallel, face-to-face relationship and are spaced from one another by a distance less than the expected smallest size of the tufts.

Abstract: A jewelry clasp having a main body formed by a pair of symmetrical members mounted in a parallel spaced relation to form a laminated structure, each member including a closed loop at one end and a partial loop at the other end, the closed loop being connected to one end of a decorative chain and the partial loop being detachably connected to the other end of the chain and a detent type latch assembly mounted on the main body for locking the other end of the chain on the partial loop.

Abstract: A shadecloth stitching pin for joining shadecloth to temporary or permanent fixtures or to itself. The pin includes a pointed end to pass through the cloth and gripping means to prevent the pin withdrawing from the cloth.

Abstract: A fastener comprising a male member formed of a flat base, a clipping shank provided on the underside of the base, and a pillar erected upright from the upper side of the base and provided at the leading end thereof with a head, and a female member formed of a tubular part, a pair of depressing blades raised through thin-walled hinges from the tubular part and projected parts provided at the lower ends of the depressing blades. This fastener provides the fastening of a compressible sheet such as an insulator sheet or carpet to an interior decorative panel in an automobile, for example, by having the tubular part set around the pillar of the male member with the depressing blades kept in an upright position, causing the head of the pillar to force the depressing blades down to a level position thereby bringing the projected parts into fast engagement with the underside of the head of the pillar and nipping the compressible sheet fast in position between the male member and the female member.

Abstract: Method for pressurized fluid stream treatment of the surface of a relatively moving substrate to impart visual surface changes thereto. A fluid discharge manifold having an elongate discharge slot disposed across the path of relative movement of the substrate discharges pressurized fluid, such as air, in one or more narrow discrete streams into the surface of a substrate, such as a textile fabric. In one embodiment, a plurality of spaced air outlets are disposed in the discharge slot of the manifold and pressurized cooler air is selectively directed through the outlets and across the slot in accordance with pattern information to block heated air streams from exiting from the discharge slot in selected locations and thus pattern the surface of a substrate comprised of thermoplastic yarns. The slot of the discharge manifold also may be provided with an elongate shim member having a plurality of spaced notches in a side edge of the shim member.

Abstract: In a device for individually separating heddles and to subsequently draw-in warp threads into the heddle eyes using advancing and retracting needles, the heddles require being moved into a precisely defined position of draw-in. Rest means with a serrated profile are provided, which receive the individually separated heddle by means of a pressing finger in such a manner that the heddle rests against one of the ramps of the sawtooth profile. The heddle is so rotated in the process that the aperture of the heddle eye is placed in a precisely defined position and furthermore practically transversely to the path of the draw-in needle. The drawing-in of the warp threads is thereby made substantially simpler and more reliable.

Abstract: A process for broadening the width of a bundle of parallel filaments having a band form is provided, which comprises, during the running course of the bundle in the lengthwise direction, holding the bundle under press by a direction-turning bar or bars arranged obliquely to the advancing direction of the bundle along its surface; while preventing the bundle approaching the resulting oblique holding line from varying in its approach angle and also shifting to its widthwise direction, turning the direction of the bundle leaving the bar or bars to a direction having an optional angle against the oblique holding line; and taking up the resulting bundle having a required width.

Abstract: A system and probe for indicating the level of material in a vessel as a function of material capacitance comprising a resonant circuit including a capacitance probe adapted to be disposed in a vessel so as to be responsive to variations in capacitance as a function of material level. An rf oscillator has an output coupled to the resonant circuit and to a phase detector for detecting variations in phase angle as a function of probe capacitance. Level detection circuitry is responsive to an output of the phase detector and to a reference signal indicative of a predetermined level of material for indicating material level as a function of a difference between capacitance at the probe and the reference signal. In the preferred embodiments of the invention disclosed, an automatic calibration circuit adjusts the resonance characteristics of the parallel resonant circuit of the reference signal indicative of a predetermined reference material level.

Abstract: A capacitance probe and method of probe manufacture for material level sensing systems and like applications. The probe includes a probe rod, a tubular guard coaxially surrounding the rod intermediate the rod ends, and insulation material formed as an integral piece in an injection molding operation surrounding the rod between the rod and guard and also surrounding and radially overlapping axially spaced ends of the tubular guard. One end of the rod and a portion of the guard intermediate its ends are exposed through the insulation material. The molded assembly is captured within a nipple or the like for mounting to a material vessel such that the exposed surfaces of the rod and guard are disposed internally of the vessel for capacitance coupling to material therewithin.

Abstract: A heavy-duty composite radial journal bearing and a method to produce it is described. A pattern of openings is formed through a bearing sleeve representing, for instance, axially aligned metal bars. The openings are subsequently filled wth a metal dissimilar to the sleeve. Filling may be done with the sleeve in place either on a journal or in a housing, in which case the bearing becomes integral to that member by fusion. Alternately, the sleeve may be filled upon a nonwettable mandrel and subsequently used as a floating ring or as a bushing. Final finish machining reveals a pattern which exists throughout the bearing of alternating areas of relatively hard metal and a softer antigalling metal.

Abstract: A process for manufacturing a piston ring is disclosed wherein web-like first metal member which will form a base of a piston ring and web-like second metal member which will form a wear resistant layer of the piston ring are separately fed and joined together. The joined web is subject to curving to gradually decrease a radius of curvature.

Abstract: A tool or fixture for use in replacing a chain, and a method of chain replacement using the tool or fixture, comprising a shroud member adapted to be detachably mounted outwardly of and in closely spaced chain guiding relation to an accessible portion of the normal path of movement of the chain so as to provide an outer bounding and retaining surface for said accessible portion of the chain path. An access opening is provided in the shroud member to permit connection of the new or replacement chain in series with the chain being removed, and to permit inward feeding movement through the access opening of the new chain and discharging movement through the access opening of the old chain. A further feature of the construction is the provision of means such as pivotally mounted angularly adjustable rollers supported by the shroud contiguous the access opening for applying an adjusted degree of tension to both the old and new chains during the chain replacement procedure.

Abstract: Procedure for manufacturing a roof element wherein in the space between two sheets, that is, between a top and a bottom sheet (2,3), lagging material (1) such as polyurethane is foamed. It is only after foaming the lagging (1) that the folds (4,5) required for joining by machine are profiled by roller forming technique on the margins of the top sheet (2). The invention makes for faster and simpler manufacturing of the roof element. In comparison with procedures now in use, the cutting of the top sheet (2) from stock is simplified, the points of escape will be less, implying better quality, the manufacturing takes less time and continuous moulding, which presents the most efficient manufacturing method at the time, becomes applicable in this process in competitive and technologically sound production of these roof elements.

Abstract: A method of attaching a metal shaft (10) to a ceramic shaft (12) having a first diameter (d.sub.1) is characterized by the following steps. A shaft portion (16) is formed on the ceramic shaft with a second diameter (d.sub.2) less than the first diameter. The shaft portion extends from a free end (18) thereof along a portion of the length of the ceramic shaft to a terminal end (20) thereof where the ceramic shaft has a raised portion (22) formed thereon having a third diameter (d.sub.3) less than the first diameter but greater than the second diameter. The free end of the shaft portion has threads (24) thereon. A circular shaped expansion sleeve (26) is placed on the shaft portion in an encircling relationship therewith, the expansion sleeve extending from the raised portion of the metal shaft to a location (28) adjacent a termination of the threads on the shaft portion. All of the members are cooled and then assembled with the metal shaft.

Abstract: A blind nut is provided for coupling with an object article having a bore, wherein the neck portion of said nut is nested in use. The peripheral side of said bore is immovably attached to a neck portion of said nut by a press deforming means. The blind nut has a particular neck section and there is a tool specifically designed for said section.

Abstract: Machine for interconnecting wire-in-slot type terminals in connectors mounted on a panel board utilizes a wire feed roll, rotatable insertion tooling, and an X-Y table. Wire is fed vertically through a rotation housing past wire inserters mounted above an aperture in a rotary plate. Wires are positioned for termination by wire feeding and movement of the X-Y table on which the panel board is mounted. Independently pivotable idler wheels cooperate with the feed roll to engage one or two wires. Insertion is effected by downward movement of the rotation housing which drives the inserters through the aperture in the rotary plate. The rotation housing is moved by pivoting a yoke with a variable pivot point to change limits of travel and therefore insertion depth. The plate, inserters, and rotation housing may be rotated to four orthogonal orientations to insert wires in terminals having like orientations.

Abstract: A mechanism for sensing that all the leads of a dual-in-line electrical component are in their proper position projecting through the appropriate openings in a printed circuit board. The sensor uses fiber optics to indicate that all the leads are properly positioned by using light reflected from the lead to activate a photo transistor which indicates to the computer controlling the machine operation that all the leads are properly positioned.

Abstract: A machine tool is provided with automatic tool changing apparatus 50 comprising a carousel 56 having tool stations 60. Each tool station is mounted for independent horizontal and vertical movement relative to the carousel and has an arcuate cone 65 for facilitating entry and removal of tools 10. The carousel 56 is mounted horizontally on the machine tool table and is rotatable by the machine tool spindle in conjunction with the standard machine tool motors which move the table. The apparatus 50 includes a tool release mechanism 100, including a pawl 112, for operating a quick change tool holder 30, and a cover assembly 70 for protecting tools and tool adaptors held by the carousel.

Abstract: In a method for the manufacture of a field-effect transistor comprising a substrate and an epitaxial layer located thereon, a V-shaped trench extending from the surface of the epitaxial layer through the epitaxial layer into the substrate is made and a zone is created by implantation in an area located in front of the V-shaped trench.

Abstract: A field effect transistor has improved punch-through resistance by the implantation of a dose of ions through the center of the active area. The energy of the dose is such that the ion concentration peaks at the depth most susceptible to punch-through. The threshold voltage of the transistor is set by the combination of a lower than normal threshold implant and the tail concentration of the blocking implant.

Abstract: A process for fabricating semiconductor devices including a field effect transistor has been described incorporating a substrate, a layer of thermal oxide having windows, a layer of polycrystalline silicon to form the gate electrode of field effect transistors and a first interconnection layer, a layer of silicon nitride, a layer of phosphorous doped silicon dioxide which have windows larger than the device windows and which is reflowed to smooth its upper surface over the polysilicon interconnections and to provide round edges, impurity regions formed on either side of the silicon gate electrode and bounded by the thermal oxide, forming openings to the drain and source regions, depositing a layer of metal over the substrate and defining the layer of metal to form a second layer of interconnections and also to provide ohmic contact to the source and drain regions.

Abstract: A method for forming a semiconductor photodetector array having a matrix of pixels, each constituted by a single SIT (Static Induction Transistor). A field oxide layer is formed on a first main surface of a silicon wafer. Portions of a field oxide layer are then removed from predetermined regions of the first main surface. In these predetermined regions are formed a control gate region and a shielding gate region, with the shielding gate region surrounding the control gate region. Oxide layers are formed on the control gate region and shielding gate region. Portions of the field oxide layer between the control gate region and shielding region are removed to partially expose the first main surface of the silicon wafer, and a first main electrode region is formed in the exposed portion. A first conductive electrode is then deposited on the first main region, whereupon the entirety of the first main surface of the silicon wafer is covered with a first insulating layer.

Abstract: Alignment-enhancing electrically conductive feed-through paths are provided for the high-speed low-loss transfer of electrical signals between integrated circuits of a plurality of silicon-on-sapphire bodies arrayed in a stack. The alignment-enhancing feed-throughs are made by a process of this invention involving the drilling of holes through the body, double-sided sputtering, electroplating, and the filling of the holes with solder by capillary action. The alignment-enhancing feed-throughs are activated by forming a stack of wafers and remelting the solder whereupon the wafers, and the feed-through paths, are pulled into alignment by surface tension forces.

Abstract: A method of fabricating gallium arsenide devices in which contact isolation is provided by a deep mesa step structure. Step coverage of deposited conductive films is facilitated by preferential orientation of the non-centrosymmetric crystal substrate and wet anisotropic etching that provides a sloped step. Problems of fine line definition of the Schottky anode contact in the photolithographic process are addressed by a two-step exposure of a single layer of thick photoresist followed by a chlorobenzene soak prior to development that ensures a retrograde resist profile needed for good lift-off of undesired evaporated metal. Mesas as deep as 7 .mu.m have been obtained, which permit the fabrication of monolithic planar mixer millimeter-wave diodes with low series resistance and reduced parasitic capacitance.

Abstract: An n.sup.- silicon layer is epitaxially grown on an oxide film with predetermined openings disposed on one main face of an N.sup.+ silicon substrate to form single crystalline portions on the openings and polycrystalline portions on the oxide film. Ion implantation and thermal annealing is used to convert the polycrystalline portions to P.sup.+ external base regions and form P.sup.+ internal base regions in the single-crystalline portions. Arsenic ions are selectively implanted into the internal base regions to form n.sup.+ emitter regions. Then, base and emitter electrodes are formed on the external base and emitter regions to be electrically insulated from one another by an oxide film and a collector electrode is formed on the other main face of the substrate.

Abstract: A method for forming photovoltaic cell module laminates wherein the cells are sealed in a crosslinked polymer between a solid superstrate and a solid substrate wherein the polymer is formed from ethylene/vinylacetate copolymer having dispersed therein at least one peroxide initiator to crosslink the polymer and at least one organosilane primer to promote bonding of the ethylene/vinylacetate to the superstrate and substrate, the initiator being present in an amount of no more than 1 weight percent based on the total weight of the copolymer and the primer being present in an amount of no more than 0.5 weight percent based on the total weight of the copolymer and subjecting the thus formed laminate to an elevated temperature for a time sufficient to crosslink the copolymer and seal the photovoltaic cells in the crosslinked copolymer while at the same time binding the crosslinked ethylene/vinylacetate copolymer to both the substrate and superstrate.

Abstract: A plurality of microwave semiconductor devices is provided by plating a thin conductive layer on a surface of a wafer of semiconductor material, masking selected portions of the thin conductive layer, and plating unmasked portions of the thin conductive layer to form a thicker, apertured support layer with the apertures in the support layer providing a thin contact. After forming the thicker, apertured support layer, substantial portions of the semiconductor material are removed to form the semiconductor devices as a plurality of mesa shaped diodes, with each one of the semiconductor mesa shaped diodes being formed on a corresponding one of the thin contacts, and with the plurality of mesa shaped diodes being mutually supported by the support layer and integrally formed thin contacts. Each contact and the support are selectively etched to pattern portions of the support and thin contacts into a frame.

Abstract: In the method of the invention a laminated rotor is made using four different types of laminae, to form a stack of laminae into which molten conductor metal is poured to form cast conductors through aligned conductor slots in each of the laminae while transition laminae function to prevent the flow of metal into the coolant ducts of the stacked assembly. Practice of the method of the invention provides for making a plurality of laminated rotor assemblies, all of which utilize standard duct laminae configurations, but some of which have different configurations of conductor slots in either or both the main rotor laminae and the vent laminae used therein. In the method of the invention standardized sets of duct laminae are used in making a plurality of different rotor assemblies, which have, respectively, different sizes and shapes of conductor slots through the main rotor and/or vent laminae thereof.